I refused to wear headphones because they can perforate your eardrums.我不愿戴耳机，因为它可能会使鼓膜穿孔。to perforate something with a pin用针在某物上穿孔In advanced stages the opaque corneas may ulcerate and even perforate.在疾病后期,不透明的角膜可能产生溃疡,甚...
George didn't know which house on the street was Jane's so he began ringing doorbells hit or miss.乔治不知道简[珍妮]住在那条街上的哪栋房子里,因此他就东一家西一户漫无目的地按门铃.This time it was a friend ringing to try to arrange a fishing trip in ...
...an arithmetic test.算术测验John was competing against James for the prize in arithmetic.约翰和詹姆斯比赛争夺算术奖.Using Greek sources, he compiled in Latin selections from elementary treatises on arithmetic, geometry, and astronomy.他...
When Ivan heard Makar pleading, he too began to weep.伊凡听着麦卡尔哀求, 也禁不住泪水夺眶而出.Mr Burke, pleading poverty, changed his mind.伯克先生以自己穷为由改变了主意。His pleading melted her.他的乞求软化了她。...his pleading eyes.他恳求的目光The Secretary of State h...
However , the noise spectrum of the ash exhauster always centers at low frequency range.排粉机噪声呈明显的低频特性.The utility model relates a linkage device of a cooking fume exhauster and a gas stove.一种燃气炉与抽油烟机的联动装置....